• Photoelectric sensor for ultimate protection.
• Big Test/Silence button at front cover for more convenient user interaction.
• 10 years lithium battery – no battery changes for ever.
• Install simply and quickly using screws (included) or almost instantly with unique 3M VHB adhesive tape.
• Test: button for testing smoke alarm’s correct functioning when push the button more than 0.5 seconds.
• Silence function to silence false alarms and temporally desensitizing smoke alarm, just press and release at once.

•10-year lifetime battery: No need for replacement, convenient and cost-effective.
•Reliability and flexibility: Adopts integrated chip specially used for photoelectric smoke detection.
•Consistent and controllable sensitivity: By production process of calibration.
•Up to date smoke chamber: Fast smoke inlet, high sensitivity, low false alarm rate.
•Long-term environmental compensation function: Minimize false alarm caused by environmental pollution.
•Gradual loud alarm mode: Three levels of sound increases successively to avoid abrupt alarm to users.

• Battery replaceable: In low battery condition, users can replace with new batteries themselves.
• Fool proof design: The smoke detector can’t be installed without battery, can’t be powered with reversed battery polarity but no harm to circuit board.
• Reliability and flexibility: Adopts integrated chip specially used for photoelectric smoke detection.
• Consistent and controllable sensitivity: By production process of calibration.
• Up to date smoke chamber: Fast smoke inlet, high sensitivity, low false alarm rate.